Finding the Fourth Proportional to 5,421,666.24, 8,132,557.66 and 1,635,181.92
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Solution
The fourth proportional to 5,421,666.24, 8,132,557.66 and 1,635,181.92 is: 2,452,790.46
Step by Step Solution
- Step 1: Write the proportion equation
5,421,666.24 : 8,132,557.66 = 1,635,181.92 : x - Step 2: Convert to fraction form
5,421,666.24/8,132,557.66 = 1,635,181.92/x - Step 3: Cross multiply
5,421,666.24x = 8,132,557.66 × 1,635,181.92 - Step 4: Simplify right side
5,421,666.24x = 13,298,211,248,989.51 - Step 5: Solve for x
x = 13,298,211,248,989.51/5,421,666.24 - Step 6: Final answer
x = 2,452,790.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.